| Grapevine to Olivares | 4,930.63 mi (7,935.08 km) |
| Grapevine to Olivenza | 4,844.50 mi (7,796.46 km) |
| Grapevine to Olot | 5,169.98 mi (8,320.28 km) |
| Grapevine to Onate | 4,923.89 mi (7,924.23 km) |
| Grapevine to Onda | 5,124.12 mi (8,246.47 km) |
| Grapevine to Onteniente | 5,147.67 mi (8,284.37 km) |
| Grapevine to Orihuela | 5,157.26 mi (8,299.81 km) |
| Grapevine to Osuna | 4,987.53 mi (8,026.65 km) |
| Grapevine to Ourense | 4,697.94 mi (7,560.61 km) |
| Grapevine to Oviedo | 4,759.72 mi (7,660.03 km) |
| Grapevine to Paiporta | 5,135.48 mi (8,264.76 km) |
| Grapevine to Pajara | 4,809.13 mi (7,739.55 km) |
| Grapevine to Palafolls | 5,199.80 mi (8,368.27 km) |
| Grapevine to Palafrugell | 5,209.04 mi (8,383.15 km) |
| Grapevine to Palamos | 5,210.12 mi (8,384.88 km) |
